avoiding crash for pure modifier events

[wxWidgets.git] / include / wx / msw / treectrl.h

diff --git a/include/wx/msw/treectrl.h b/include/wx/msw/treectrl.h
index 8fc4f90d278562346c7504d2012c0028928c8c74..ad8d31210d6f4ba2575c6257c521ce0a92a5a7d4 100644 (file)
--- a/include/wx/msw/treectrl.h
+++ b/include/wx/msw/treectrl.h
@@ -9,8 +9,8 @@
 // Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 
 // Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 

-#ifndef _WX_TREECTRL_H_
-#define _WX_TREECTRL_H_
+#ifndef _WX_MSW_TREECTRL_H_
+#define _WX_MSW_TREECTRL_H_

 
 // ----------------------------------------------------------------------------
 // headers
 
 // ----------------------------------------------------------------------------
 // headers


@@ -30,17 +30,18 @@
 #endif // Cygwin
 
 // fwd decl
 #endif // Cygwin
 
 // fwd decl

-class  WXDLLEXPORT wxImageList;
-class  WXDLLEXPORT wxDragImage;
-struct WXDLLEXPORT wxTreeViewItem;
-
-// NB: all the following flags are for compatbility only and will be removed in the
-//     next versions
-
-// flags for deprecated InsertItem() variant (their values are the same as of
-// TVI_FIRST and TVI_LAST)
-#define wxTREE_INSERT_FIRST 0xFFFF0001
-#define wxTREE_INSERT_LAST  0xFFFF0002
+class  WXDLLIMPEXP_FWD_CORE wxImageList;
+class  WXDLLIMPEXP_FWD_CORE wxDragImage;
+struct WXDLLIMPEXP_FWD_CORE wxTreeViewItem;
+
+#if WXWIN_COMPATIBILITY_2_6
+    // NB: all the following flags are for compatbility only and will be removed in the
+    //     next versions
+    // flags for deprecated InsertItem() variant (their values are the same as of
+    // TVI_FIRST and TVI_LAST)
+    #define wxTREE_INSERT_FIRST 0xFFFF0001
+    #define wxTREE_INSERT_LAST  0xFFFF0002
+#endif

 
 // hash storing attributes for our items
 WX_DECLARE_EXPORTED_VOIDPTR_HASH_MAP(wxTreeItemAttr *, wxMapTreeAttr);
 
 // hash storing attributes for our items
 WX_DECLARE_EXPORTED_VOIDPTR_HASH_MAP(wxTreeItemAttr *, wxMapTreeAttr);


@@ -49,7 +50,7 @@ WX_DECLARE_EXPORTED_VOIDPTR_HASH_MAP(wxTreeItemAttr *, wxMapTreeAttr);
 // wxTreeCtrl
 // ----------------------------------------------------------------------------
 
 // wxTreeCtrl
 // ----------------------------------------------------------------------------
 

-class WXDLLEXPORT wxTreeCtrl : public wxTreeCtrlBase
+class WXDLLIMPEXP_CORE wxTreeCtrl : public wxTreeCtrlBase

 {
 public:
     // creation
 {
 public:
     // creation


@@ -78,7 +79,7 @@ public:
     // implement base class pure virtuals
     // ----------------------------------
 
     // implement base class pure virtuals
     // ----------------------------------
 

-    virtual size_t GetCount() const;
+    virtual unsigned int GetCount() const;

 
     virtual unsigned int GetIndent() const;
     virtual void SetIndent(unsigned int indent);
 
     virtual unsigned int GetIndent() const;
     virtual void SetIndent(unsigned int indent);


@@ -179,34 +180,6 @@ public:
                                  wxRect& rect,
                                  bool textOnly = false) const;
 
                                  wxRect& rect,
                                  bool textOnly = false) const;
 

-    // deprecated
-    // ----------
-
-#if WXWIN_COMPATIBILITY_2_4
-    // these methods are deprecated and will be removed in future versions of
-    // wxWidgets, they're here for compatibility only, don't use them in new
-    // code (the comments indicate why these methods are now useless and how to
-    // replace them)
-
-        // use Expand, Collapse, CollapseAndReset or Toggle
-    wxDEPRECATED( void ExpandItem(const wxTreeItemId& item, int action) );
-
-        // use Set/GetImageList and Set/GetStateImageList
-        // Use base class GetImageList()
-    wxDEPRECATED( void SetImageList(wxImageList *imageList, int) );
-
-    // use Set/GetItemImage directly
-    wxDEPRECATED( int GetItemSelectedImage(const wxTreeItemId& item) const );
-    wxDEPRECATED( void SetItemSelectedImage(const wxTreeItemId& item, int image) );
-
-    // use the versions taking wxTreeItemIdValue cookies
-    wxDEPRECATED( wxTreeItemId GetFirstChild(const wxTreeItemId& item,
-                                             long& cookie) const );
-    wxDEPRECATED( wxTreeItemId GetNextChild(const wxTreeItemId& item,
-                                            long& cookie) const );
-#endif // WXWIN_COMPATIBILITY_2_4
-
-

     // implementation
     // --------------
 
     // implementation
     // --------------
 


@@ -223,18 +196,14 @@ public:
     virtual WXLRESULT MSWDefWindowProc(WXUINT nMsg, WXWPARAM wParam, WXLPARAM lParam);
     virtual bool MSWCommand(WXUINT param, WXWORD id);
     virtual bool MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result);
     virtual WXLRESULT MSWDefWindowProc(WXUINT nMsg, WXWPARAM wParam, WXLPARAM lParam);
     virtual bool MSWCommand(WXUINT param, WXWORD id);
     virtual bool MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result);

+    virtual bool MSWShouldPreProcessMessage(WXMSG* msg);

 
     // override some base class virtuals
     virtual bool SetBackgroundColour(const wxColour &colour);
     virtual bool SetForegroundColour(const wxColour &colour);
 
 
     // override some base class virtuals
     virtual bool SetBackgroundColour(const wxColour &colour);
     virtual bool SetForegroundColour(const wxColour &colour);
 

-    // get/set the check state for the item (only for wxTR_MULTIPLE)
-    bool IsItemChecked(const wxTreeItemId& item) const;
-    void SetItemCheck(const wxTreeItemId& item, bool check = true);
-
-    // set/get the item state.image (state == -1 means cycle to the next one)
-    void SetState(const wxTreeItemId& node, int state);
-    int GetState(const wxTreeItemId& node);
+    // returns true if the platform should explicitly apply a theme border
+    virtual bool CanApplyThemeBorder() const { return false; }

 
 protected:
     // SetImageList helper
 
 protected:
     // SetImageList helper


@@ -246,20 +215,8 @@ protected:
     // end edit label
     void DoEndEditLabel(bool discardChanges = false);
 
     // end edit label
     void DoEndEditLabel(bool discardChanges = false);
 

-
-    // data used only while editing the item label:
-    wxTextCtrl  *m_textCtrl;        // text control in which it is edited
-    wxTreeItemId m_idEdited;        // the item being edited
-
-private:
-    // the common part of all ctors
-    void Init();
-
-    // helper functions
-    inline bool DoGetItem(wxTreeViewItem *tvItem) const;
-    inline void DoSetItem(wxTreeViewItem *tvItem);
-
-    inline void DoExpand(const wxTreeItemId& item, int flag);
+    virtual int DoGetItemState(const wxTreeItemId& item) const;
+    virtual void DoSetItemState(const wxTreeItemId& item, int state);

 
     virtual wxTreeItemId DoInsertItem(const wxTreeItemId& parent,
                                       size_t pos,
 
     virtual wxTreeItemId DoInsertItem(const wxTreeItemId& parent,
                                       size_t pos,


@@ -271,24 +228,32 @@ private:
                                        const wxString& text,
                                        int image = -1, int selImage = -1,
                                        wxTreeItemData *data = NULL);
                                        const wxString& text,
                                        int image = -1, int selImage = -1,
                                        wxTreeItemData *data = NULL);

-    virtual wxTreeItemId DoTreeHitTest(const wxPoint& point, int& flags);
+    virtual wxTreeItemId DoTreeHitTest(const wxPoint& point, int& flags) const;
+
+    // obtain the user data for the lParam member of TV_ITEM
+    class wxTreeItemParam *GetItemParam(const wxTreeItemId& item) const;

 
 

-    int DoGetItemImageFromData(const wxTreeItemId& item,
-                               wxTreeItemIcon which) const;
-    void DoSetItemImageFromData(const wxTreeItemId& item,
-                                int image,
-                                wxTreeItemIcon which) const;
-    void DoSetItemImages(const wxTreeItemId& item, int image, int imageSel);
+
+    // data used only while editing the item label:
+    wxTextCtrl  *m_textCtrl;        // text control in which it is edited
+    wxTreeItemId m_idEdited;        // the item being edited
+
+private:
+    // the common part of all ctors
+    void Init();
+
+    // helper functions
+    bool DoGetItem(wxTreeViewItem *tvItem) const;
+    void DoSetItem(wxTreeViewItem *tvItem);
+
+    void DoExpand(const wxTreeItemId& item, int flag);

 
     void DeleteTextCtrl();
 
 
     void DeleteTextCtrl();
 

-    // support for additional item images which we implement using
-    // wxTreeItemIndirectData technique - see the comments in msw/treectrl.cpp
-    void SetIndirectItemData(const wxTreeItemId& item,
-                             class wxTreeItemIndirectData *data);
-    bool HasIndirectData(const wxTreeItemId& item) const;
-    bool IsDataIndirect(wxTreeItemData *data) const
-        { return data && data->GetId().m_pItem == 0; }
+    // return true if the item is the hidden root one (i.e. it's the root item
+    // and the tree has wxTR_HIDE_ROOT style)
+    bool IsHiddenRoot(const wxTreeItemId& item) const;
+

 
     // the hash storing the items attributes (indexed by item ids)
     wxMapTreeAttr m_attrs;
 
     // the hash storing the items attributes (indexed by item ids)
     wxMapTreeAttr m_attrs;


@@ -296,8 +261,10 @@ private:
     // true if the hash above is not empty
     bool m_hasAnyAttr;
 
     // true if the hash above is not empty
     bool m_hasAnyAttr;
 

+#if wxUSE_DRAGIMAGE

     // used for dragging
     wxDragImage *m_dragImage;
     // used for dragging
     wxDragImage *m_dragImage;

+#endif

 
     // Virtual root item, if wxTR_HIDE_ROOT is set.
     void* m_pVirtualRoot;
 
     // Virtual root item, if wxTR_HIDE_ROOT is set.
     void* m_pVirtualRoot;


@@ -315,5 +282,4 @@ private:
 
 #endif // wxUSE_TREECTRL
 
 
 #endif // wxUSE_TREECTRL
 

-#endif
-    // _WX_TREECTRL_H_
+#endif // _WX_MSW_TREECTRL_H_